Polar M400 vs. Withings Activite Steel vs. Garmin Vivoactive 3 vs. Fitbit Flex vs. Fitbit Inspire HR

 
M400
Activite Steel
Vivoactive 3
Flex
Inspire HR
 PolarM400Remove Buy NowWithingsActivite SteelRemove Buy NowGarminVivoactive 3Remove Buy NowFitbitFlexRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$170$299$100$99
Release20142015201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days8 months7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240NA139 x 60
Sizen/a1.3 inches1.2 inchesNA1.4 inches
TouchNA
Typen/aAnalogMIPLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAFitbit OS
Apps
Music

All Wearables